Tenable Ownership | Who Owns Tenable?


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Tenable Ownership Summary


Tenable is owned by 7.08% institutional investors, 1.81% insiders, and 91.12% retail investors. Fmr is the largest institutional shareholder, holding 13.02% of TENB shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.21% of its assets in Tenable shares.

TENB Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockTenable7.08%1.81%91.12%
SectorTechnology Stocks 38.56%12.67%48.77%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr15.52M13.02%$610.99M
Vanguard group13.95M11.70%$549.23M
Blackrock funding, inc. /de11.92M10.01%$469.55M
Blackrock10.62M9.04%$462.91M
Ameriprise financial5.61M4.70%$220.78M
Mackenzie financial3.88M3.26%$129.42M
Rgm capital3.77M3.14%$131.97M
State street2.84M2.42%$123.78M
Geode capital management2.80M2.35%$110.42M
William blair investment management2.64M2.22%$103.96M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Washington harbour partners lp98.02K7.16%$3.86M
Rgm capital3.77M5.47%$131.97M
Firetrail investments pty304.57K3.61%$12.04M
Graphene investments sas74.70K2.03%$2.94M
Shapiro capital management1.31M1.89%$45.78M
Bullseye asset management94.11K1.74%$3.71M
First washington103.76K1.44%$4.09M
Emerald advisers615.93K0.94%$24.26M
Arrowmark colorado1.64M0.87%$64.63M
Emerald mutual fund advisers trust355.90K0.85%$14.02M

Top Buyers

HolderShares% AssetsChange
Norges bank1.40M0.01%1.40M
Blackrock funding, inc. /de11.92M0.01%829.50K
Vanguard group13.95M0.01%708.25K
Assenagon asset management397.50K0.03%397.50K
Cubist systematic strategies432.56K0.09%385.98K

Top Sellers

HolderShares% AssetsChange
William blair investment management2.64M0.25%-1.43M
Mirae asset global investments7.39K0.00%-924.99K
Westfield capital management co lp---890.02K
Pictet asset management sa1.10M0.05%-825.33K
Daventry group, lp---697.16K

New Positions

HolderShares% AssetsChangeValue
Norges bank1.40M0.01%1.40M$54.95M
Assenagon asset management397.50K0.03%397.50K$15.65M
Gratus capital112.60K0.20%112.60K$4.91M
Graham capital management99.20K0.06%99.20K$3.91M
Raymond james financial68.24K0.00%68.24K$2.69M

Sold Out

HolderChange
Mv capital management-1.00
Quadrant capital group-4.00
Mather group, llc.-6.00
Benjamin edwards-19.00
National bank of canada /fi/-25.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 202513-95.64%8,497,885-92.15%70.09%7-95.78%4-95.65%
Dec 31, 2024156-47.83%67,305,734-37.28%560.70%87-44.94%47-50.53%
Sep 30, 20242981.02%107,310,436-0.57%901.09%1591.27%93-4.12%
Jun 30, 20242940.68%107,920,5830.73%911.09%156-975.43%
Mar 31, 20242924.66%107,137,2841.90%911.11%15616.42%92-14.81%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Vanguard Total Stock Mkt Idx Inv3.86M3.21%58.27K
Fidelity Select Software & IT Svcs Port3.67M3.05%-
Vanguard US Total Market Shares ETF3.59M2.98%-226.10K
Columbia Seligman Tech & Info A3.38M2.81%-
Columbia Seligman Technology Growth3.38M2.81%506.80K
Vanguard Small Cap Index3.02M2.51%17.45K
iShares Russell 2000 ETF3.06M2.50%1.50K
First Trust NASDAQ Cybersecurity ETF2.32M1.90%3.57K
Vanguard Information Technology ETF2.19M1.82%16.64K
MUAM Cyber Security Equity Mother Fund1.95M1.64%-499.18K

Recent Insider Transactions


DateNameRoleActivityValue
May 27, 2025Thurmond Mark C. Co-Chief Executive OfficerSell$80.57K
May 27, 2025Vintz Stephen A Co-Chief Executive OfficerSell$109.88K
May 27, 2025Anschutz Barron Principal Accounting OfficerSell$21.25K
May 23, 2025Thurmond Mark C. Co-Chief Executive OfficerSell$178.35K
May 23, 2025Vintz Stephen A Co-Chief Executive OfficerSell$207.84K

Insider Transactions Trends


DateBuySell
2025 Q2-6
2025 Q1-11
2024 Q4-12
2024 Q3-15
2024 Q2-14

TENB Ownership FAQ


Who owns the most shares of Tenable?

Tenable’s largest shareholders are Fmr (15.52M shares, 13.02%), Vanguard group (13.95M shares, 11.70%), and Blackrock funding, inc. /de (11.92M shares, 10.01%). Together, they hold 34.73% of Tenable’s total shares outstanding.

Does Blackrock own Tenable?

Yes, BlackRock owns 9.04% of Tenable, totaling 10.62M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 462.91M$. In the last quarter, BlackRock increased its holdings by 230.17K shares, a 2.21% change.

Who is Tenable’s biggest shareholder by percentage of total assets invested?

Washington harbour partners lp is Tenable’s biggest shareholder by percentage of total assets invested, with 7.16% of its assets in 98.02K Tenable shares, valued at 3.86M$.

Who is the top mutual fund holder of Tenable shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Tenable shares, with 3.21% of its total shares outstanding invested in 3.86M Tenable shares.

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